Walker 250-241151 Oxygen Sensor

Overview of Walker 250-241151 Oxygen Sensor for Nissan and Infiniti

The Walker 250-241151 oxygen sensor is designed specifically for select Nissan and Infiniti models, including the Altima, Juke, Maxima, Murano, Pathfinder, Quest, QX60, Rogue, Sentra, and X-Trail. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated oxygen sensor with 4-wire design for precise readings
• Specific fit for Nissan and Infiniti vehicles listed
• Threaded mounting type with 18.0 mm thread diameter
• 13.31-inch wiring harness length with 20 gauge wires
• Radiused polygon male connector for secure connection
• Overall length of 16.85 inches for proper installation

Detailed Features and Specifications

This Walker Products OE oxygen sensor (part number 250-241151) features a heated sensor type that allows for faster warm-up times and improved sensor response. The 4-wire configuration supports both the sensor signal and heater circuit, ensuring reliable operation under various driving conditions. The wiring harness length of 13.31 inches and 20 gauge wire measurement provide durability and ease of routing during installation. The sensor’s radiused polygon male connector is designed for a secure and precise fit, reducing the risk of connection issues. With a threaded mounting type and an 18.0 mm thread diameter, this sensor installs directly into the exhaust system for accurate monitoring of oxygen levels.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. This oxygen sensor is engineered to match the exact fit and function required by Nissan and Infiniti vehicles, ensuring compatibility and performance consistent with the original sensor installed at the factory.

Common Applications and Problem Resolution

• Helps resolve rough idling caused by incorrect air-fuel mixture readings
• Addresses increased emissions and failed emissions tests
• Corrects poor fuel economy linked to faulty oxygen sensors
• Eliminates engine hesitation or stalling related to sensor malfunction
• Prevents check engine light triggers due to sensor faults

Installation Notes and Tips

When installing the Walker 250-241151 oxygen sensor, ensure the vehicle is cool to avoid burns. Use an oxygen sensor socket or appropriate tool to remove the old sensor carefully. Verify the connector type matches the vehicle harness before installation. Thread the sensor by hand initially to avoid cross-threading, then tighten to manufacturer torque specifications. Inspect wiring for damage and secure the harness to prevent contact with hot exhaust components.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. This part number 250-241151 undergoes rigorous testing to comply with emissions regulations and OEM fitment requirements. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.